| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Nyah HAYES | 14 | Co Leeds | 1:21.30 |
| 1 | 2 | Kitty BRAMHALL | 14 | Rotherham Mo | 1:18.65 |
| 2 | 3 | Millie AGAR | 14 | Co Leeds | 1:17.37 |
| 3 | 4 | Emily BROWN | 14 | Wirral Metro | 1:12.81 |
| 4 | 5 | Abigail MILES | 14 | Co Sheffield | 1:09.09 |
| 5 | 6 | Ella COOPER | 14 | Co Leeds | 1:09.29 |
| 6 | 7 | Millie GIDMAN | 14 | Wirral Metro | 1:13.08 |
| 7 | 8 | Abigail SLACK | 14 | Bo Stockton | 1:18.29 |
| 8 | 9 | Lois FILLINGHAM | 14 | Donc Dartes | 1:18.89 |